Finding the Fourth Proportional to 11,319,381,605.70, 16,979,072,408.55 and 11,319,381,605.70
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Solution
The fourth proportional to 11,319,381,605.70, 16,979,072,408.55 and 11,319,381,605.70 is: 16,979,072,408.55
Step by Step Solution
- Step 1: Write the proportion equation
11,319,381,605.70 : 16,979,072,408.55 = 11,319,381,605.70 : x - Step 2: Convert to fraction form
11,319,381,605.70/16,979,072,408.55 = 11,319,381,605.70/x - Step 3: Cross multiply
11,319,381,605.70x = 16,979,072,408.55 × 11,319,381,605.70 - Step 4: Simplify right side
11,319,381,605.70x = 192,192,599,903,189,270,528 - Step 5: Solve for x
x = 192,192,599,903,189,270,528/11,319,381,605.70 - Step 6: Final answer
x = 16,979,072,408.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.